Controlling the garden web-worm in alfalfa fields / E.O.G. Kelly and T.S. Wilson.
The garden webworm, known as an enemy of truck crops, has become in recent years a serious alfalfa pest. In some cases second and third cuttings of the crop have been entirely destroyed. The insect has caused injury in the central western States, and there have been several serious outbreaks in Kans...
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1918.
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| Series: | Farmers' bulletin (United States. Department of Agriculture) ;
no. 944. |
| Subjects: |